Consolidated Balance Sheets (Parenthetical) - $ / shares shares in Thousands	Sep. 30, 2021	Jun. 30, 2021	Sep. 30, 2020
Statement of Financial Position [Abstract]
Common Stock, Par Value	$ 0.01	$ 0.01	$ 0.01
Common Stock, Shares Authorized	200,000	200,000	200,000
Common Stock, Shares Outstanding	49,753	49,253	52,089
Treasury Stock, Shares	31,903	31,846	28,912